Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7428822 | Vacuum sensor | Keith Sliger, Ronald A. Plasek | 2008-09-30 |
| 7310965 | Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus | Keith Sliger, Ronald A. Plasek | 2007-12-25 |
| 7159412 | Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus | Keith Sliger, Ronald A. Plasek | 2007-01-09 |
| 7073346 | Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus and vacuum sensor | Keith Sliger, Ronald A. Plasek | 2006-07-11 |
| 6832491 | Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus | Keith Sliger, Ronald A. Plasek | 2004-12-21 |
| 6779350 | Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus and vacuum sensor | Keith Sliger, Ronald A. Plasek | 2004-08-24 |
| D449842 | Refrigerant recovery system case | Robert Borre, Neil T. Amundsen, Joseph J. Schachtner | 2001-10-30 |